/Engine/Plugins/FX/Niagara/Source/NiagaraEditor/Public/ViewModels/Stack/NiagaraStackViewModel.h
const [TArray](API\Runtime\Core\Containers\TArray)< [TSharedRef](API\Runtime\Core\Templates\TSharedRef)< [FTopLevelViewModel](API\Plugins\NiagaraEditor\ViewModels\Stack\UNiagaraStackViewModel\FTopLevelViewMod-) > > & GetTopLevelViewModels() const